{"id":351981,"date":"2025-10-10T16:00:00","date_gmt":"2025-10-10T19:00:00","guid":{"rendered":"https:\/\/fdr.com.br\/tendencias\/?p=351981"},"modified":"2025-10-10T15:42:21","modified_gmt":"2025-10-10T18:42:21","slug":"3iatlas-assusta-cientistas-ao-se-aproximar","status":"publish","type":"post","link":"https:\/\/fdr.com.br\/tendencias\/3iatlas-assusta-cientistas-ao-se-aproximar\/","title":{"rendered":"3I\/ATLAS ASSUSTA CIENTISTAS AO SE APROXIMAR DO SISTEMA SOLAR"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">O espa\u00e7o profundo acaba de enviar mais um mensageiro misterioso. O <strong data-start=\"666\" data-end=\"678\">3I\/ATLAS<\/strong>, descoberto em <strong data-start=\"695\" data-end=\"718\">1\u00ba de julho de 2025<\/strong> pelo telesc\u00f3pio ATLAS, no Chile. Ele, inclusive, \u00e9 apenas o <strong data-start=\"764\" data-end=\"796\">terceiro objeto interestelar<\/strong> j\u00e1 confirmado pela humanidade. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A princ\u00edpio, parecia ser apenas mais um cometa. Por\u00e9m, rapidamente, os dados come\u00e7aram a assustar at\u00e9 os astr\u00f4nomos mais experientes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Com uma <strong data-start=\"970\" data-end=\"996\">trajet\u00f3ria hiperb\u00f3lica<\/strong>, o 3I\/ATLAS <strong>n\u00e3o pertence ao nosso Sistema Solar<\/strong>. Ou seja, ele est\u00e1 apenas passando e provavelmente nunca mais voltar\u00e1. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mas, enquanto cruza nosso espa\u00e7o, vem revelando <strong data-start=\"1157\" data-end=\"1220\">caracter\u00edsticas qu\u00edmicas e luminosas completamente in\u00e9ditas<\/strong>.<\/p>\n\n\n<style>@media (min-width: 992px) {\n    .recomendadorV2Area1 {\n        width: 280px;\n    }\n    .recomendadorV2Area2 {\n        padding: 0px 20px;\n        width: calc(100% - 280px);\n    }\n}\n\n@media (max-width: 992px) {\n    .recomendadorV2Button {\n        margin: 0 auto;\n    }\n    .recomendadorV2Area {\n        flex-direction: column;\n        text-align: center;\n    }\n    .recomendadorV2Area2 {\n        padding: 0px 20px;\n    }\n}\n\n.recomendadorV2Area {\n    background: #eeeeee3d;\n    border-radius: 10px;\n    padding: 15px;\n    display: flex;\n    margin: 15px auto;\n    border: 1px solid #00000014;\n    max-width: 800px;\n}\n\n.recomendadorV2Area1 img 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src=\"https:\/\/fdr.com.br\/wp-content\/uploads\/2025\/10\/2-2.jpg\" data-src=\"https:\/\/fdr.com.br\/wp-content\/uploads\/2025\/10\/2-2.jpg\" alt=\"\">\n                <\/div>\n            <\/div>\n            <div class=\"recomendadorV2Area2\">\n                <div class=\"recomendadorV2Type\">\n                    <span>Curiosidades e ci\u00eancia<\/span>\n                <\/div>\n                <div class=\"recomendadorV2Title\">\n                <h2><span>Cientistas alertam sobre mudan\u00e7a no c\u00e9u<\/span><\/h2>\n                <\/div>\n                <div class=\"recomendadorV2Desc\">\n                <span>Entenda o fen\u00f4meno previsto para o fim de outubro e por que est\u00e1 chamando aten\u00e7\u00e3o<\/span>\n                <\/div>\n                <div class=\"recomendadorV2Button\">Leia a mat\u00e9ria<\/div>\n                <div class=\"recomendadorV2Alert\"><\/div>\n            <\/div>\n            <\/div>\n        <\/a>\n        <div>\n            <div style=\"z-index:99999;\" id=\"buttonClose\" onclick=\"closeRecomendadorFixed()\">\n            <div class=\"recomendadorCloseFixed\">X<\/div>\n            <\/div>\n            <a href=\"https:\/\/fdr.com.br\/2025\/10\/07\/2910-cientistas-assustam-a-terra-o-que-vai-mudar-o-ceu\/\">\n            <div class=\"recomendadorFixedArea\">\n                <div id=\"recomendadorFixed\">\n                <div class=\"recomendadorLeftArea\">\n                    <div class=\"recomendadorImgFixed\">\n                    <img class=\"lazyload\" decoding=\"async\" src=\"https:\/\/fdr.com.br\/wp-content\/uploads\/2025\/10\/2-2.jpg\" alt=\"\">\n                    <\/div>\n                <\/div>\n                <div class=\"recomendadorRightArea\">\n                    <div class=\"recomendadorTitleFixed\">\n                    <h2><span>Cientistas alertam sobre mudan\u00e7a no c\u00e9u<\/span><\/h2>\n                    <\/div>\n                    <div class=\"recomendadorButtonFixed\">Leia a mat\u00e9ria<\/div>\n                    <div class=\"recomendadorAlertFixed\"><\/div>\n                <\/div>\n                <\/div>\n            <\/div>\n            <\/a>\n        <\/div>\n        <\/div>\n\n\n\n<h2 class=\"wp-block-heading\">O cometa que desafia a f\u00edsica conhecida?<\/h2>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-1 wp-block-paragraph\">Os primeiros estudos apontam que o 3I\/ATLAS tem uma <strong data-start=\"1329\" data-end=\"1365\">propor\u00e7\u00e3o de CO\u2082 para H\u2082O de 8:1<\/strong>, algo <a href=\"https:\/\/fdr.com.br\/2025\/09\/25\/18-e-21-de-outubro-reservam-algo-especial\/\"><strong>jamais visto em qualquer outro cometa<\/strong><\/a>. <\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-2 wp-block-paragraph\">Essa anomalia sugere que ele se formou em um <strong data-start=\"1456\" data-end=\"1516\">sistema planet\u00e1rio com <\/strong><a href=\"https:\/\/fdr.com.br\/2025\/07\/22\/terra-gira-mais-rapido-nesta-terca-e-gera-o-dia-mais-curto-do-ano\/\"><strong>condi\u00e7\u00f5es radicalmente diferentes das nossas<\/strong><\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mesmo distante do Sol, o objeto j\u00e1 est\u00e1 <strong data-start=\"1572\" data-end=\"1624\">liberando cerca de 40 quilos de \u00e1gua por segundo<\/strong> \u2014 como uma mangueira c\u00f3smica sob press\u00e3o. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Essa emiss\u00e3o massiva de vapor intrigou a NASA, que enviou sondas como a <strong data-start=\"1739\" data-end=\"1754\">ExoMars TGO<\/strong> e a <strong data-start=\"1759\" data-end=\"1775\">Mars Express<\/strong> para registrar a passagem quando o cometa cruzou a \u00f3rbita de Marte no in\u00edcio de outubro.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">As imagens revelaram uma <strong data-start=\"1893\" data-end=\"1946\">cauda crescente e uma nuvem de poeira assim\u00e9trica<\/strong>, confirmando que o n\u00facleo (com at\u00e9 5,6 km de di\u00e2metro) est\u00e1 em plena atividade.<\/p>\n\n\n<style>@media (min-width: 992px) {\n    .recomendadorV2Area1 {\n        width: 280px;\n    }\n    .recomendadorV2Area2 {\n        padding: 0px 20px;\n        width: calc(100% - 280px);\n    }\n}\n\n@media (max-width: 992px) {\n    .recomendadorV2Button {\n        margin: 0 auto;\n    }\n    .recomendadorV2Area {\n        flex-direction: column;\n        text-align: center;\n    }\n    .recomendadorV2Area2 {\n        padding: 0px 20px;\n    }\n}\n\n.recomendadorV2Area {\n    background: #eeeeee3d;\n    border-radius: 10px;\n    padding: 15px;\n    display: flex;\n    margin: 15px auto;\n    border: 1px solid #00000014;\n    max-width: 800px;\n}\n\n.recomendadorV2Area1 img {\n    width: 280px;\n    height: auto;\n    border-radius: 8px;\n}\n\n.linkrecomendadorv2 {\n    text-decoration: none !important;\n}\n\n.recomendadorV2Area2 .recomendadorV2Type {\n    text-transform: 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     <\/div>\n            <div class=\"recomendadorV2Area2\">\n                <div class=\"recomendadorV2Type\">\n                    <span>Explora\u00e7\u00e3o espacial<\/span>\n                <\/div>\n                <div class=\"recomendadorV2Title\">\n                <h2><span>NASA revela novas imagens de Marte<\/span><\/h2>\n                <\/div>\n                <div class=\"recomendadorV2Desc\">\n                <span>Fotos in\u00e9ditas mostram o planeta vermelho sob uma nova perspectiva impressionante<\/span>\n                <\/div>\n                <div class=\"recomendadorV2Button\">Veja as imagens<\/div>\n                <div class=\"recomendadorV2Alert\"><\/div>\n            <\/div>\n            <\/div>\n        <\/a>\n        <div>\n            <div style=\"z-index:99999;\" id=\"buttonClose\" onclick=\"closeRecomendadorFixed()\">\n            <div class=\"recomendadorCloseFixed\">X<\/div>\n            <\/div>\n            <a href=\"https:\/\/fdr.com.br\/2025\/08\/08\/nasa-revela-fotos-ineditas-de-marte-de-um-modo-nunca-visto-antes\/\">\n            <div class=\"recomendadorFixedArea\">\n                <div id=\"recomendadorFixed\">\n                <div class=\"recomendadorLeftArea\">\n                    <div class=\"recomendadorImgFixed\">\n                    <img class=\"lazyload\" decoding=\"async\" src=\"https:\/\/fdr.com.br\/wp-content\/uploads\/2025\/08\/NASA-Z-Foto-de-Marte.jpg\" alt=\"\">\n                    <\/div>\n                <\/div>\n                <div class=\"recomendadorRightArea\">\n                    <div class=\"recomendadorTitleFixed\">\n                    <h2><span>NASA revela novas imagens de Marte<\/span><\/h2>\n                    <\/div>\n                    <div class=\"recomendadorButtonFixed\">Veja as imagens<\/div>\n                    <div class=\"recomendadorAlertFixed\"><\/div>\n                <\/div>\n                <\/div>\n            <\/div>\n            <\/a>\n        <\/div>\n        <\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Mist\u00e9rio e especula\u00e7\u00f5es<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A trajet\u00f3ria e a composi\u00e7\u00e3o incomuns do 3I\/ATLAS geraram especula\u00e7\u00f5es. O renomado astrof\u00edsico <strong data-start=\"2160\" data-end=\"2172\">Avi Loeb<\/strong>, de Harvard, levantou a hip\u00f3tese de que o objeto poderia ser <strong data-start=\"2234\" data-end=\"2269\">uma sonda alien\u00edgena desgastada<\/strong>. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sem d\u00favida, uma hip\u00f3tese rapidamente descartada pela NASA como <strong data-start=\"2318\" data-end=\"2344\">sem evid\u00eancias s\u00f3lidas<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ainda assim, o comportamento do cometa continua estranho. Sua <strong data-start=\"2411\" data-end=\"2441\">emiss\u00e3o verde fluorescente<\/strong> e a presen\u00e7a de mol\u00e9culas como <strong data-start=\"2473\" data-end=\"2493\">cianeto e n\u00edquel<\/strong> levantam novas perguntas sobre sua origem. \u201c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Estamos observando algo que nunca vimos antes\u201d, disse um <a href=\"https:\/\/www.esa.int\/\" target=\"_blank\" rel=\"noreferrer noopener\">pesquisador da ESA<\/a>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/fdr.com.br\/tendencias\/wp-content\/uploads\/2025\/10\/Cometa-1024x683.jpg\" alt=\"Cometa passando em frente a Marte\" class=\"wp-image-351983\" srcset=\"https:\/\/fdr.com.br\/tendencias\/wp-content\/uploads\/2025\/10\/Cometa-1024x683.jpg 1024w, https:\/\/fdr.com.br\/tendencias\/wp-content\/uploads\/2025\/10\/Cometa-300x200.jpg 300w, https:\/\/fdr.com.br\/tendencias\/wp-content\/uploads\/2025\/10\/Cometa-768x512.jpg 768w, https:\/\/fdr.com.br\/tendencias\/wp-content\/uploads\/2025\/10\/Cometa-750x500.jpg 750w, https:\/\/fdr.com.br\/tendencias\/wp-content\/uploads\/2025\/10\/Cometa-1140x760.jpg 1140w, https:\/\/fdr.com.br\/tendencias\/wp-content\/uploads\/2025\/10\/Cometa.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">3I\/ATLAS ASSUSTA \u2500 Cometa \u2500 Imagem: Gera\u00e7\u00e3o\/FDR<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Sem risco, mas com muito a revelar<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Apesar do tom alarmante, o 3I\/ATLAS <strong data-start=\"2701\" data-end=\"2730\">n\u00e3o oferece risco \u00e0 Terra<\/strong>. Sua aproxima\u00e7\u00e3o m\u00ednima ser\u00e1 de cerca de <strong data-start=\"2772\" data-end=\"2802\">270 milh\u00f5es de quil\u00f4metros<\/strong>, ou seja, uma dist\u00e2ncia confort\u00e1vel. O perigo, se existe, est\u00e1 apenas em desafiar o que pensamos saber sobre o Universo.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Enquanto avan\u00e7a rumo ao peri\u00e9lio \u2014 o ponto mais pr\u00f3ximo do Sol, previsto para <strong data-start=\"2997\" data-end=\"3022\">30 de outubro de 2025<\/strong> \u2014, o cometa promete se tornar um laborat\u00f3rio natural sobre os mist\u00e9rios de sistemas planet\u00e1rios desconhecidos.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">O <strong data-start=\"3161\" data-end=\"3173\">3I\/ATLAS<\/strong> \u00e9 mais do que um cometa: \u00e9 <strong data-start=\"3201\" data-end=\"3268\">um lembrete c\u00f3smico de que n\u00e3o estamos sozinhos no desconhecido<\/strong>. Sua visita passageira pode mudar nossa compreens\u00e3o sobre como mundos distantes nascem, vivem e morrem.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>O espa\u00e7o profundo acaba de enviar mais um mensageiro misterioso. O 3I\/ATLAS, descoberto em 1\u00ba de julho de 2025 pelo telesc\u00f3pio ATLAS, no Chile. Ele, inclusive, \u00e9 apenas o terceiro objeto interestelar j\u00e1 confirmado pela humanidade. A princ\u00edpio, parecia ser apenas mais um cometa. Por\u00e9m, rapidamente, os dados come\u00e7aram a assustar at\u00e9 os astr\u00f4nomos mais [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":351983,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jnews-multi-image_gallery":[],"jnews_single_post":{"format":"standard"},"jnews_primary_category":[],"jnews_social_meta":[],"footnotes":""},"categories":[1],"tags":[],"class_list":["post-351981","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-geral"],"_links":{"self":[{"href":"https:\/\/fdr.com.br\/tendencias\/wp-json\/wp\/v2\/posts\/351981","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fdr.com.br\/tendencias\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fdr.com.br\/tendencias\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fdr.com.br\/tendencias\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/fdr.com.br\/tendencias\/wp-json\/wp\/v2\/comments?post=351981"}],"version-history":[{"count":2,"href":"https:\/\/fdr.com.br\/tendencias\/wp-json\/wp\/v2\/posts\/351981\/revisions"}],"predecessor-version":[{"id":351984,"href":"https:\/\/fdr.com.br\/tendencias\/wp-json\/wp\/v2\/posts\/351981\/revisions\/351984"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/fdr.com.br\/tendencias\/wp-json\/wp\/v2\/media\/351983"}],"wp:attachment":[{"href":"https:\/\/fdr.com.br\/tendencias\/wp-json\/wp\/v2\/media?parent=351981"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fdr.com.br\/tendencias\/wp-json\/wp\/v2\/categories?post=351981"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fdr.com.br\/tendencias\/wp-json\/wp\/v2\/tags?post=351981"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}